OpenTechnical

OT-2026-000026496

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000026496) never changes.

Identity and time

Publication numberOT-2026-000026496 · never reused
Internal UUID01a0ae71-f4a8-789f-a008-31ba2f589918 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026496
StatusPUBLIC

Content hashes

Canonical text17643a1b42c9e9a54b684994005700eda0e36d68f6b624d874034af992ac985d
Markdown9d53d4720355f281cd1aa2f926835bfde84c2f3ba26c72f4e7f03d4ff676f31b
PDF
Publication page4f27a88ed611175442b8d2138e8a262aee9c30feebe5a637c2025bea2f499f8b
Manifesta53237e4e14c0857718440caa1c3530f82ac99f4297efe91fd2cebe1c33dabda

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
SignaturebJl72idVecFDegRhmTR9h93jAiY+uhX/czyZHuaqfHFPFUT6Xsl5c6Z4FuvuE3CqXZapIXnmgWs5O0RVccemDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:44:37.568520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026496
observed 4f27a88ed611175442b8d2138e8a262a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.549875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026496/manifest.json
observed a53237e4e14c0857718440caa1c3530f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.526292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026496/publication.md
observed 9d53d4720355f281cd1aa2f926835bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.485938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026496/publication.txt
observed 17643a1b42c9e9a54b684994005700ed...
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.