OpenTechnical

OT-2026-000060507

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000060507) never changes.

Identity and time

Publication numberOT-2026-000060507 · never reused
Internal UUID01a0ae8a-b7cc-7ef4-bc25-9e543aa04c95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060507
StatusPUBLIC

Content hashes

Canonical texta50ff108d564b4665e6b9b3badcba2b4bf48882b9ebd3b4ea23c5efc65f8bbcc
Markdown4b8333afbb16178c17cab884836a2ffec1461013f976f09028476b0f42a93d14
PDF
Publication page80e1e171994045b32583fbaaafe15e3ce3e5d7f0fe4119399e433adfd9d5b811
Manifest7eb7f52ab493d921450d7c042f6a8573fe2e8ad27626a494c236ee284d127692

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
Signatureamfzz8t4njG5IKnfePrqm7kmWJG8tK1ao1vlm/WXIbGfThDWw58MeSWUIM3aUK+604w9fhQwIUcRkafmw6ibCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:00.413021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060507
observed 80e1e171994045b32583fbaaafe15e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.394874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060507/manifest.json
observed 7eb7f52ab493d921450d7c042f6a8573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.377909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060507/publication.md
observed 4b8333afbb16178c17cab884836a2ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.359204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060507/publication.txt
observed a50ff108d564b4665e6b9b3badcba2b4...
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.