OpenTechnical

OT-2026-000086958

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000086958) never changes.

Identity and time

Publication numberOT-2026-000086958 · never reused
Internal UUID01a0ae9a-80a5-705b-aa2d-358803883451 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086958
StatusPUBLIC

Content hashes

Canonical text1d1a354929a458365fecc67258d51949b80bd4db250ac4067c2bb83abfe339b7
Markdownc2af163a43a67b308d05bff3b99e1cd70ca08aa58ce90985fce54c0ba840c8c2
PDF
Publication pageec289ecd9685fc5e79fa4c74a6876ade317d6b3761df8b652809e22808e8ac88
Manifestaff89f471ac9cf83ea03a4c7f5c97173c704f316de15053bbb3f31b63a970d78

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
SignatureVCNwfsSJldkMxKJlS8ohJJZZft2d4FivCWw2WebC9RKbx5xlXZA1Qr2TEM55qBGl7A+Gz1wC6h8xiUfY0p9BDw==
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

2026-09-17T09:51:51.262492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086958
observed ec289ecd9685fc5e79fa4c74a6876ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.243753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086958/manifest.json
observed aff89f471ac9cf83ea03a4c7f5c97173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.226995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086958/publication.md
observed c2af163a43a67b308d05bff3b99e1cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.209137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086958/publication.txt
observed 1d1a354929a458365fecc67258d51949...
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.