OpenTechnical

OT-2026-000021266

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000021266) never changes.

Identity and time

Publication numberOT-2026-000021266 · never reused
Internal UUID01a0ae6f-865c-7d4f-a87d-453bdeff18f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021266
StatusPUBLIC

Content hashes

Canonical text281a10405dd0e9b2a3c840b1a542db90d7d5ff3bfe4c4a6245bf16542946dfe1
Markdown936ae20b036e05fd1ab6bb5d6a3384595c6b7fc81cfc94f3da03915ebc21d40a
PDF
Publication page5cb1cc792c1f97e8351aedea3285a49802e8a25ba51b32a9d17f27b012f8c5b4
Manifest3c07e6797c0362fbef7ade2327fc93ace3fcddc32033666c63a78d2dce123a06

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
Signaturec1YF9/GJi/8FycCyYrFBh7TfnxhPG1B8rmI//AHmeW92ptpdbDVhcJaf+yi5Q+r3SLPF2VUyXcH0lorSFKflBQ==
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

2026-09-17T11:55:05.512374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021266
observed 5cb1cc792c1f97e8351aedea3285a498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:05.493538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021266/manifest.json
observed 3c07e6797c0362fbef7ade2327fc93ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:05.473795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021266/publication.md
observed 936ae20b036e05fd1ab6bb5d6a338459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:05.454676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021266/publication.txt
observed 281a10405dd0e9b2a3c840b1a542db90...
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.