OpenTechnical

OT-2026-000047127

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000047127) never changes.

Identity and time

Publication numberOT-2026-000047127 · never reused
Internal UUID01a0ae7e-d0f8-73aa-94da-d8ab13763e93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047127
StatusPUBLIC

Content hashes

Canonical textf0c0f3809bf25e7fce851f21cb97dd3a1c3e6d453adaee0748b41e1af05e504f
Markdown74bb2cd6f94c8d097ff49fbfb34ae1ac6f27a5fae34a37fb4c921e670a5e735a
PDF
Publication pageff8915020ffce455525ed40c935c78cd012d2ce93e57ab1003004400cc49f375
Manifest52399e047ebb162ff7f59b15065db322918926b75ef41a6f25612fb662938a6f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature9945/MiraRBoFMiOYolecfM6nUhYMod0uoy2ry8Ha091tUxoeYrRiCkZubaWDOBsqOGcqzxhpkMQKm33pFQ1AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:27.499519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127
observed ff8915020ffce455525ed40c935c78cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.479921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127/manifest.json
observed 52399e047ebb162ff7f59b15065db322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.460801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127/publication.md
observed 74bb2cd6f94c8d097ff49fbfb34ae1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.438963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127/publication.txt
observed f0c0f3809bf25e7fce851f21cb97dd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.762759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127
observed ff8915020ffce455525ed40c935c78cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.745177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127/manifest.json
observed 52399e047ebb162ff7f59b15065db322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.727479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127/publication.md
observed 74bb2cd6f94c8d097ff49fbfb34ae1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.709680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047127/publication.txt
observed f0c0f3809bf25e7fce851f21cb97dd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.