OpenTechnical

OT-2026-000008867

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000008867) never changes.

Identity and time

Publication numberOT-2026-000008867 · never reused
Internal UUID01a0ae6b-31b7-77dc-90a0-25d441c77633 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008867
StatusPUBLIC

Content hashes

Canonical texta70b47b9297de54c0f7d7c559c7a43ea33de9cbc3eb7060b183862a6c4aa88ef
Markdown79e16b7519b9f4434a585877a85762537b6ab375eb20a44dc1af209227531e8c
PDF
Publication pageeae8302aaf4a62e287da47c846f56256bfa7870c04fb1997baf501907574def9
Manifest123c07896181cb926cc4f8ac09cbfa210a35e3e65659b59d2025e55da87fdd71

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
SignatureWJwVgnOfEXrNrkJTuqTBIgXhYF4c7U9C/5bvS8nr2EXEkt4DWjU4lF+tHA6iJjKRrWFW417EnQ583RArM/8lAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:27.304354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008867
observed eae8302aaf4a62e287da47c846f56256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:27.287807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008867/manifest.json
observed 123c07896181cb926cc4f8ac09cbfa21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:27.269776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008867/publication.md
observed 79e16b7519b9f4434a585877a8576253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:27.250788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008867/publication.txt
observed a70b47b9297de54c0f7d7c559c7a43ea...
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.