OpenTechnical

OT-2026-000093269

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000093269) never changes.

Identity and time

Publication numberOT-2026-000093269 · never reused
Internal UUID01a0ae9e-0911-79df-b272-b03fccbec34b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093269
StatusPUBLIC

Content hashes

Canonical textdd2ac97e6ff7a3b3b4d72b25f25afd8fb5bfc2ad11f28203ab89416a7f42d25a
Markdownc4704cf6f760e7ea588013b7233b9e9cf9b7ed2638caf9fd6742820f513ea50b
PDF
Publication page8ec86f646554906caec60ebd9b1a756559ad29d797ed750e16cdf2f609d7f5f9
Manifesteff94433177db2346938f37e1c667de11c0a83a766eacf8a4ee3935be4a164bf

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
Signature+VYjPl236lexLWPNDN5Xrxtti+H5PEyQMbvkSOfQ/qblJpszXkOJ1j3AVJEM7gfkpeZXWGTU8q1TV39OFm6CDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:38.210315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093269
observed 8ec86f646554906caec60ebd9b1a7565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:38.116474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093269/manifest.json
observed eff94433177db2346938f37e1c667de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:38.093885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093269/publication.md
observed c4704cf6f760e7ea588013b7233b9e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:38.006755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093269/publication.txt
observed dd2ac97e6ff7a3b3b4d72b25f25afd8f...
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.