OpenTechnical

OT-2026-000101976

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000101976) never changes.

Identity and time

Publication numberOT-2026-000101976 · never reused
Internal UUID01a0aea4-50f1-7f53-b71b-a5cda66b7766 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101976
StatusPUBLIC

Content hashes

Canonical textd35036be3539103f80a7aa88ac750838e31fbaf07042f653acae79088b26a857
Markdownc8ff041141c75057e8640673695a1f812547c8b5b810428de7c8446fe52f58ea
PDF
Publication page61b4e926b3866c2f4f2ea8c3171e2709820dffc995be8f46d4995685827eeb6f
Manifeste18042dabcf8bf4600b0a586f9bbd10eadab626d22b473067d5820632442469b

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
Signaturexb4VQ9tgfskxYZU6+gJoq2iMd+JcRwL9ggoB17F7ZEyEHb4lrrLtfdBMjerIjlqyEs9jRtAGYG7FVFPm2iz0DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:05.957161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101976
observed 61b4e926b3866c2f4f2ea8c3171e2709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.936654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101976/manifest.json
observed e18042dabcf8bf4600b0a586f9bbd10e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.918068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101976/publication.md
observed c8ff041141c75057e8640673695a1f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.900087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101976/publication.txt
observed d35036be3539103f80a7aa88ac750838...
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.