OpenTechnical

OT-2026-000054059

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000054059) never changes.

Identity and time

Publication numberOT-2026-000054059 · never reused
Internal UUID01a0ae85-b3a7-7b87-a2d0-f0f265e6f1a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054059
StatusPUBLIC

Content hashes

Canonical text90284d332f0d9939f62d37df0a579efbc55c7260496c71e5d4ef69023b487998
Markdown86e53bf4624e855f8fb8c3181b826a953bd6b4e79cf8b8124b2b28dc2a9d2b63
PDF
Publication pagecee9eebc2d408266c311c7c5be07962300da9c1cc0128c6f645057a8fc5d990e
Manifestb0d130d629df5e8050aac356dd68b0803f7bf289254603597ffa8e39b8059fe8

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
SignatureRZ34ixMgFKdUydBvBYOph8FVRrYGTdP5tcIj94U0+VJzNUEZjjvlnMYgU03RSjvf5lo2ezFeY5VSit7pIQp4CQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:26.018338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054059
observed cee9eebc2d408266c311c7c5be079623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:25.995958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054059/manifest.json
observed b0d130d629df5e8050aac356dd68b080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:25.979139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054059/publication.md
observed 86e53bf4624e855f8fb8c3181b826a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:25.960117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054059/publication.txt
observed 90284d332f0d9939f62d37df0a579efb...
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.