OpenTechnical

OT-2026-000060851

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000060851) never changes.

Identity and time

Publication numberOT-2026-000060851 · never reused
Internal UUID01a0ae8a-b7d1-76e6-9de8-ca632459b273 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060851
StatusPUBLIC

Content hashes

Canonical text1bac7e3545adfaefe8369f41da346726d5c1002314895fa38b32fe026c756170
Markdown7e969615d8480a9cd017af33104b7ce85dbb7ae32e04a27a272b5b53c8037a23
PDF
Publication pagef8178a031a14d7e75e79644e00f25f98e1754e933456ca6b77ec5d936199a936
Manifest0c34081fba3dc3076052cc10a78be89db38b5ed2b447e521450ad89a3a7e946d

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
SignaturesqZQ9P8npD+jXq82vypKEBlvEOQAlGhIc65CpgL0w4pGtsZb4uXuP0QY8tHAaoJlXdTJX5Hvm7ZyMitU2/meDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:36.535209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060851
observed f8178a031a14d7e75e79644e00f25f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.519292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060851/manifest.json
observed 0c34081fba3dc3076052cc10a78be89d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.503471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060851/publication.md
observed 7e969615d8480a9cd017af33104b7ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.486713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060851/publication.txt
observed 1bac7e3545adfaefe8369f41da346726...
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.