OpenTechnical

OT-2026-000054616

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000054616) never changes.

Identity and time

Publication numberOT-2026-000054616 · never reused
Internal UUID01a0ae86-1283-796c-8635-3f7dfd3b4180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054616
StatusPUBLIC

Content hashes

Canonical textd716b51ecb5d0a39862bbef7d282c7805e7df8da507c18aae7695bd3d2abd895
Markdown566679239613e3a96a47783195ec7bd3cbfa3ee0b8b8a95aed124b438a969e09
PDF
Publication page51af7fe5fa2b1969fc5c6d1360bb4059fff1b05b2074d7412513b34f0d0d75ec
Manifestcadac1e8b410885f7597de69ee45ac1f5fe0a0d67c66501cd6263be03af50676

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
SignatureWclxujE7uWKhhT8hXDhT2s1Z6juOy7U1I7dIXHSTF8Fyna3Z+PNsAepJV7j7cPtmrWZm2K5PJSkNBErEytCkAA==
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

2026-09-17T10:53:40.475560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054616
observed 51af7fe5fa2b1969fc5c6d1360bb4059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.456199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054616/manifest.json
observed cadac1e8b410885f7597de69ee45ac1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.438842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054616/publication.md
observed 566679239613e3a96a47783195ec7bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.418822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054616/publication.txt
observed d716b51ecb5d0a39862bbef7d282c780...
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.