OpenTechnical

OT-2026-000046639

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046639) never changes.

Identity and time

Publication numberOT-2026-000046639 · never reused
Internal UUID01a0ae7e-57de-79df-af37-58f4e6b1fddb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046639
StatusPUBLIC

Content hashes

Canonical text537de05a5504a0b8aaa7cf24e8905cab147c8a680bacd41bd6552785b0ff0ea1
Markdown61ac21a2c21a09313f1bf7aa81555bc272a6f3d473aa58f775de8b3104c35af1
PDF
Publication page2c43417866a4f125100a54e180d5d95ef10e15a3d849420aab2c769deaa144a5
Manifest0ae495657dc1662bf65120c25898374280fc2b4dc236c4635d1e8834bfd408eb

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
SignaturebECHotkYPPHOem/gzZHhR8yO+1V00DdNaNvSgVxDlxcavubzPqXVhzEaeFpO+p3Lkk+GImcFmlyFwfEiQpqvDA==
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

2026-09-17T11:08:43.688470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046639
observed 2c43417866a4f125100a54e180d5d95e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.668777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046639/manifest.json
observed 0ae495657dc1662bf65120c258983742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.639092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046639/publication.md
observed 61ac21a2c21a09313f1bf7aa81555bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.612496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046639/publication.txt
observed 537de05a5504a0b8aaa7cf24e8905cab...
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.