OpenTechnical

OT-2026-000031335

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000031335) never changes.

Identity and time

Publication numberOT-2026-000031335 · never reused
Internal UUID01a0ae74-87ac-7e95-b534-1ca255b50260 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031335
StatusPUBLIC

Content hashes

Canonical text8f328eb32a697b09972f39e8fbe7c7c5cec3ba156fd8dc0395fd23d4e7f76de8
Markdownb634f3bb479d5e17efa1724e9b396038b66b4cf56f1e50003e6889c13c20a7e9
PDF
Publication pagea95f20fe62622d7d052efb4fcec74733eb60d49a62f040e9fe348d69dbfffcdd
Manifest7318614c541d8156dc65fa0fa359d5b4e44556878e572bf037986e9ed4ecbd27

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
SignatureuwZ7jEghx7UUVgvaX2ZqGS2z1tgm590SMtwy8d8FSSIy9Me69eUgFH0+WHgqKQRabJTWI9KD/5OIWA7obMbVBA==
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

2026-09-17T11:36:01.778941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031335
observed a95f20fe62622d7d052efb4fcec74733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:01.759282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031335/manifest.json
observed 7318614c541d8156dc65fa0fa359d5b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:01.741154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031335/publication.md
observed b634f3bb479d5e17efa1724e9b396038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:01.714287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031335/publication.txt
observed 8f328eb32a697b09972f39e8fbe7c7c5...
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.