OpenTechnical

OT-2026-000103276

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pulsed blow-off 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-2026-000103276) never changes.

Identity and time

Publication numberOT-2026-000103276 · never reused
Internal UUID01a0aea4-be3f-706c-9a1d-7eb6a2234f17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103276
StatusPUBLIC

Content hashes

Canonical textd28adc61f18a13116a3ae3b82dbb171666dcf530667187bd65bb21112e9abe20
Markdown269a14a2d3ef2baff2e3edc0d7a2000ce2a3f44dc1c22a697d88ed0b0ef7640c
PDF
Publication page11508773b1b3588d282563c50196ae690af3282bfdbebca334002f238fc1a856
Manifestb69b6cd7a475f4f107a9648222f2ea1cbf1a59c8515ca0962c54a595b64f20a3

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
Signature9ejUXl8lMH8u0QNkY+KuGhLtY1g/YQaOZ4jDSyp6MJEQAM8MTq3k3OEwBQkIxHoFD8QmdsN0rs/qFz/f95dkAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:30.974462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103276
observed 11508773b1b3588d282563c50196ae69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.957178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103276/manifest.json
observed b69b6cd7a475f4f107a9648222f2ea1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.938989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103276/publication.md
observed 269a14a2d3ef2baff2e3edc0d7a2000c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.922259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103276/publication.txt
observed d28adc61f18a13116a3ae3b82dbb1716...
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.