OpenTechnical

OT-2026-000080750

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000080750) never changes.

Identity and time

Publication numberOT-2026-000080750 · never reused
Internal UUID01a0ae96-b973-78b3-bb4c-7c4fb1e736af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080750
StatusPUBLIC

Content hashes

Canonical text3d459e2202a3b547cf1e6f0f9e1869c6992e86c892aba5dfc649cda1125b3786
Markdown5ccfbc5a4657989f269b0fcd7c42effdc8fea5ad7de5dc7ca2bcc73642f6892b
PDF
Publication page2f9d098f10969d05bf114b7bacbf1b33a4f364d3a707d8f2350e8026c6ef61ff
Manifestae095fa899093ecf639d89722849c9de0ecb53ac041cd3896e7892e53a789c4b

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
Signature4tPfQrPURNPDKybciA+qYUVTJ5Ik7LxP05yRI5+HpZ394TqrQ/k6YWRFCuclEUEW07sxo9A11RY4EHm2SFyGDA==
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

2026-09-17T10:01:54.640932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080750
observed 2f9d098f10969d05bf114b7bacbf1b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.623158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080750/manifest.json
observed ae095fa899093ecf639d89722849c9de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.606136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080750/publication.md
observed 5ccfbc5a4657989f269b0fcd7c42effd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.588564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080750/publication.txt
observed 3d459e2202a3b547cf1e6f0f9e1869c6...
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.