OpenTechnical

OT-2026-000054506

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054506) never changes.

Identity and time

Publication numberOT-2026-000054506 · never reused
Internal UUID01a0ae86-1283-7e69-897e-431513ff829d · 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-2026-000054506
StatusPUBLIC

Content hashes

Canonical text6f44b0d11bd89b3761d6936850cb5b9489337894b108b90535fab94fd7a26352
Markdowndeb3ff624c4c39bd13da77270e5c81b24c12d1169939db057c01a443a3d04eae
PDF
Publication pagee9c953b56d7c2151435a297d203680fba58a75e8d99a9447a864fd583aa1abf1
Manifest8d44dcc21db1dc41ab6dff4be2e90cecef4335d6fe4629122d1740bc420b2084

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
SignaturefWN7+rm5Phn5tUDxz8m7ZtcZ1SrZr6tIEHWDFAfv7MwzUdkrzRszV5AXXu+K+fwW/ZTbrhSmQqjQdiRb9qmYBw==
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

2026-09-17T10:53:30.673549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054506
observed e9c953b56d7c2151435a297d203680fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.654869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054506/manifest.json
observed 8d44dcc21db1dc41ab6dff4be2e90cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.636708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054506/publication.md
observed deb3ff624c4c39bd13da77270e5c81b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.614641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054506/publication.txt
observed 6f44b0d11bd89b3761d6936850cb5b94...
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.