OpenTechnical

OT-2026-000008979

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000008979) never changes.

Identity and time

Publication numberOT-2026-000008979 · never reused
Internal UUID01a0ae6b-31b8-7ebd-98c5-e4640de0f838 · 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-2026-000008979
StatusPUBLIC

Content hashes

Canonical text21e8818d49f451f3b073b29681843904c05d9616a6d9d059c73f78e036ea8554
Markdownd9081b957440a2caa0bd6f6806c9c38a251eb44384772fb800acdb474b4e062e
PDF
Publication page8f80f1cc4e2902e5893ce22429577ae2a251093f5570c51e0cf76a869cab018a
Manifest86637bcf740e5771aed7af5ae4071747250d9159bb0966b9c84a913d6735b5bd

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
SignatureRShFAs6VVAOi1jw8dvjTLySux+Q1lPRmCbfkqkBvJu5FundGrTnDtcaNRZm5C1/nfX1fzLn2ph25D/FHIWQACA==
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

2026-09-17T12:17:36.109444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008979
observed 8f80f1cc4e2902e5893ce22429577ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.090392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008979/manifest.json
observed 86637bcf740e5771aed7af5ae4071747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.070208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008979/publication.md
observed d9081b957440a2caa0bd6f6806c9c38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.050908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008979/publication.txt
observed 21e8818d49f451f3b073b29681843904...
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.